[Lustre-discuss] MDT backup/restore

[Jerome, Ron]

Hmmm, a little research in the archives leads me to believe that the
--sparse option is required on the tar "create" command line.  

Would this be correct?

BTW, this MDT is running 1.6.7.1

Thanks,

_________________________________________
Ron Jerome
Programmer/Analyst
National Research Council Canada
M-2, 1200 Montreal Road, Ottawa, Ontario K1A 0R6
Government of Canada
Phone: 613-993-5346
FAX:   613-941-1571
_________________________________________


> -----Original Message-----
> From: lustre-discuss-bounces at lists.lustre.org [mailto:lustre-discuss-
> bounces at lists.lustre.org] On Behalf Of Brian J. Murrell
> Sent: May 21, 2009 2:15 PM
> To: lustre-discuss at lists.lustre.org
> Subject: Re: [Lustre-discuss] MDT backup/restore
> 
> On Thu, 2009-05-21 at 13:39 -0400, Jerome, Ron wrote:
> > Hi all,
> 
> Hi Ron,
> 
> > I attempting to move my MDT to a new server and I'm seeing strange
> > behavior when trying to restore the MDT tar file taken from the
> original
> > disk to the new one.  Basically, the existing MDT data appears to
use
> > about 2.5G, however when I restore the tar file on the new server it
> > completely fills a 120G partition and the restoration fails with out
> of
> > disk space errors??
> 
> There has been a lot of discussion on this list about backing up the
> MDT
> for relocation.  Please review the archives.  IIRC, there was even
> somebody reporting this exact issue.
> 
> b.